1 - A polymer in which three different monomers combine called.
Terpolymer
2 - The important monomers of acryclic resins is
Methylmethacrylate
3 - Polyester resins are the product of the reaction of
Dihydric alcohol and dicarboxylic aromatic acids
4 - Industrial materials and thermal power stations are coated with
Epoxy paints
5 - Carbohydrates are polyhydroxy compounds of
Aldehydes and ketones
6 - Common example of carbohydrates are
Cellulose glycogen galactose
7 - Nylon is obtained by heating
Adipic acid with hexamethylene diamine
8 - Hydrolysis of an oligosaccharide in the presence of acid yields
2-9 monosaccharide unit
9 - Amylose is
Soluble in water
10 - The process of polymerization was classified by
W. H. Carothers
11 - All proteins yield ______ upon complete hydrolysis.
Amino acids
12 - Protein attached to some non protein group is called
Conjugated protein
13 - Regular coiling or zigzagging of polypeptide through hydrogen bonding is its.
Secondary structure
14 - Orgosterol is
Sterol
15 - Lipids are soluble in
Organic solvents
16 - Animal fats are located particularly in
Adipose tissues
17 - Animal and vegetable fats are
Triesters formed from glycerol and fatty acids
18 - Lipopolysaccharides are examples of
Compound lipids
19 - Triglycerides are easily hydrolyzed by enzymes called
Lipases
20 - Saponification is the hydrolysis of fat or oil with an
Alkali
21 - Enzynies that catalyze the transfer of groups within molecule are called
Isomerases
22 - Enzymes from the same organism which catalyze same reaction but are chemically and physically distinct from each other are called
Isoenzymes
23 - Rate of enzymatic reaction is directly proportional to the concentration of
Substrate
24 - Enzyme proved useful in cancer treatment is
L-asparaginase
25 - Purines and pyrimidines are
Nitrogenous bases
26 - Nucleic acids were first demonstrated in
Pus cells
27 - Nucleic acids direct the synthesis of
Proteins
28 - The mechanism by which the genetic information can be duplicated is called
Replication
29 - The nitrogenous base different in RNA as compared to DNA is
Thymine
30 - The fertility of the soil is improved by
All
31 - The common name of propane 1 3-dioic is
Malonic acid
32 - The common thing in phthalic acid and oxalic acid is that both are
Dicarboxylic
33 - The irritation caused by red ants bite is due to
Formic acid
34 - The acid which is used as ink remover is
Oxalic acid
35 - Which of the following is the strongest acid?
Formic acid
36 - Which acid is the manufacture of synthetic rubber?
Acetic acid
37 - Acidic amino acids have
2 carboxylic groups and 1 amino group
38 - In the formation of Zwitter ions proton goes from
Carboxyl to amino group
39 - The term internal salt refers to
Dipolar character of amino acids
40 - The organic acid that does not has COOH group is
carbolic acid
41 - Which one of the following acids is present in lemon juice?
Citric acid
42 - The test which is used for the identification of amino-acids is
Ninhydrin test
43 - Which one of following amino acid is neither acidic nor a basic in nature?
Proline
44 - Carboxylic acid reacts with ammonia to form ammonium salts which on heating produces
Acidamide
45 - Glycine is the name of an amino acid because
Sweet taste
46 - The complete reduction carboxylic acid results in the formation of
Alkane
47 - The organic acid that can be made from ethanol is
Acetic acid
48 - Picric acid is
none of these
49 - The formula of palmitic acid
C15H31COOH
50 - Essential amino acids are
10
51 - The aliphatic monocarboxylic acids are obtained by the hydrolysis of
fats and oils
52 - Which of the following is not a fatty acid?
Phthalic acid
53 - An acid with unpleasant smell
butyric acid
54 - The basic hydrolysis of ethyl acetate produces
ethanol and sodium acetate
55 - Carboxylic acid on reduction with HI / phosphorous yields
alkane
56 - Which of the following is not an ester
sodium butyrate
57 - The reaction of carboxylic acids with alcohols in presence of cone. H2SO4 is called
esterification
58 - Which of the following has orange flavour
octyl acetate
59 - Which of the following is not an amino acids
lactic acid
60 - Amino acids present in cheese
tyrosine
61 - Which of the following is an unsaturated carboxylic acid
maleic acid
62 - Polymers described as large molecules built up from small repeating units called
Monomers
Pages
No comments:
Post a Comment
Your Valued Comments Help us to improve our site. Thanks